During galvanisation, iron metal is given a thin coating of one of the following metals. This metal is: (a) chromium (b) tin (c) zinc (d) copper
Brass is an alloy of :
(a) Copper and tin, (b) Copper and zinc,
(c) Zinc and lead, (d) Lead and tin.
Question 7
Galvanisation is a process used to prevent the rusting of which of the following? (a) Iron (b) Zinc (c) Aluminium (d) Copper